libFenrir/src/connection/mod.rs

//! Connection handling and send/receive queues

pub mod handshake;
mod packet;

use ::std::vec::Vec;

pub use handshake::Handshake;
pub use packet::ConnectionID as ID;
pub use packet::{Packet, PacketData};

/// Version of the fenrir protocol in use
#[derive(::num_derive::FromPrimitive, Debug, Copy, Clone)]
#[repr(u8)]
pub enum ProtocolVersion {
    /// First Fenrir Protocol Version
    V0 = 0,
}
impl ProtocolVersion {
    /// actual length of the protocol version field
    pub const fn len() -> usize {
        1
    }
    /// Serialize into raw bytes
    pub fn serialize(&self, out: &mut u8) {
        *out = *self as u8;
    }
}

/// A single connection and its data
#[derive(Debug)]
pub struct Connection {
    /// Connection ID
    pub id: ID,
    /// The main hkdf used for all secrets in this connection
    pub hkdf: crate::enc::hkdf::HkdfSha3,
}

impl Connection {
    pub(crate) fn new(id: ID, hkdf: crate::enc::hkdf::HkdfSha3) -> Self {
        Self { id, hkdf }
    }
}